Milwaukee 1/2" Drive 23-mm Standard Socket w/FOUR FLAT™ Sides is designed for versatility. It features four parallel flat sides that help prevent rolling and provide wrench-ready capabilities for added convenience. This socket is clearly stamped with its size, allowing for quick and easy identification. Additionally, the deep socket design includes optimized geometry to reduce bolt rounding and stripping, ensuring a secure and reliable fit during use. Model Number: 45-34-9124